Cleaning my rice cooker?

some idiot put my rice cleaner up and it must have been wet becuase i just got it out and theres mold in it.the inside where it gets hot like where u take the cooking pot out is moldy it says beware of eletric shock.sooo how do i celean that part inside without ruining the inside?thank you for any answers.
Update: Also i dont want to use any chemicles either and i dont want the rice cooker when its on to burn the chemicles if i miss some.thanks
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